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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package javax.servlet;
import java.util.ResourceBundle;
import javax.servlet.annotation.ServletSecurity.EmptyRoleSemantic;
import javax.servlet.annotation.ServletSecurity.TransportGuarantee;
/**
* Equivalent of {@link javax.servlet.annotation.HttpConstraint} for
* programmatic configuration of security constraints.
*
* @since Servlet 3.0
*/
public class HttpConstraintElement {
private static final String LSTRING_FILE = "javax.servlet.LocalStrings";
private static final ResourceBundle lStrings =
ResourceBundle.getBundle(LSTRING_FILE);
private final EmptyRoleSemantic emptyRoleSemantic;// = EmptyRoleSemantic.PERMIT;
private final TransportGuarantee transportGuarantee;// = TransportGuarantee.NONE;
private final String[] rolesAllowed;// = new String[0];
/**
* Default constraint is permit with no transport guarantee.
*/
public HttpConstraintElement() {
// Default constructor
this.emptyRoleSemantic = EmptyRoleSemantic.PERMIT;
this.transportGuarantee = TransportGuarantee.NONE;
this.rolesAllowed = new String[0];
}
/**
* Construct a constraint with an empty role semantic. Typically used with
* {@link EmptyRoleSemantic#DENY}.
*
* @param emptyRoleSemantic The empty role semantic to apply to the newly
* created constraint
*/
public HttpConstraintElement(EmptyRoleSemantic emptyRoleSemantic) {
this.emptyRoleSemantic = emptyRoleSemantic;
this.transportGuarantee = TransportGuarantee.NONE;
this.rolesAllowed = new String[0];
}
/**
* Construct a constraint with a transport guarantee and roles.
*
* @param transportGuarantee The transport guarantee to apply to the newly
* created constraint
* @param rolesAllowed The roles to associate with the newly created
* constraint
*/
public HttpConstraintElement(TransportGuarantee transportGuarantee,
String... rolesAllowed) {
this.emptyRoleSemantic = EmptyRoleSemantic.PERMIT;
this.transportGuarantee = transportGuarantee;
this.rolesAllowed = rolesAllowed;
}
/**
* Construct a constraint with an empty role semantic, a transport guarantee
* and roles.
*
* @param emptyRoleSemantic The empty role semantic to apply to the newly
* created constraint
* @param transportGuarantee The transport guarantee to apply to the newly
* created constraint
* @param rolesAllowed The roles to associate with the newly created
* constraint
* @throws IllegalArgumentException if roles are specified when DENY is used
*/
public HttpConstraintElement(EmptyRoleSemantic emptyRoleSemantic,
TransportGuarantee transportGuarantee, String... rolesAllowed) {
if (rolesAllowed != null && rolesAllowed.length > 0 &&
EmptyRoleSemantic.DENY.equals(emptyRoleSemantic)) {
throw new IllegalArgumentException(lStrings.getString(
"httpConstraintElement.invalidRolesDeny"));
}
this.emptyRoleSemantic = emptyRoleSemantic;
this.transportGuarantee = transportGuarantee;
this.rolesAllowed = rolesAllowed;
}
/**
* TODO
* @return TODO
*/
public EmptyRoleSemantic getEmptyRoleSemantic() {
return emptyRoleSemantic;
}
/**
* TODO
* @return TODO
*/
public TransportGuarantee getTransportGuarantee() {
return transportGuarantee;
}
/**
* TODO
* @return TODO
*/
public String[] getRolesAllowed() {
return rolesAllowed;
}
}
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